Electrical Calculations

Ettore Gallina



Wire size Calculation of voltage drop Calculation of current Calculation of voltage Calculation of active power Calculation of apparent power Calculation of reactive power Calculation of power factor [PRO] Calculation of resistance Maximum wire length [PRO] Current carrying capacity of insulated conductors [PRO] Current carrying capacity of bare conductors [PRO] Conduit fill [PRO] Sizing the circuit breaker [PRO] Operating current Reactance [PRO] Impedance [PRO] Power factor correction [PRO] Power factor correction of transformer MV/LV [PRO] Capacitor power at different voltage [PRO] Earthing system [PRO] Short circuit current [PRO] Short-circuit current min (approximate method) Short circuit current with transformer substation [PRO] Conductor resistance Resistor color code Inductor color code [PRO] Resistor colors from value SMD resistor code [PRO] Capacitor code Fuses Sum resistors Sum capacitors Resonant frequency [PRO] Voltage divider [PRO] Current divider [PRO] Zener diode as voltage stabiliser [PRO] Resistance to reduce voltage Resistance for led Battery life [PRO] Primary/Secondary winding of transformer Antenna length [PRO] CCTV Harddrive/Bandwidth calculator Temperature sensors (PT/NI/CU, NTC, Thermocouples…) [PRO] Analog signal values [PRO] Joule effect Fault current of strings [PRO] Motor from three-phase to single-phase Capacitor start motor single-phase [PRO] Motor efficiency [PRO] Motor speed [PRO] Motor slip [PRO] Maximum torque [PRO] Motor full-load current [PRO] Diagrams of the three-phase motor (6 leads) Diagrams of the three-phase motor (9 leads) [PRO] Diagrams of the three-phase motor (12 leads) [PRO] Δ-Y conversion [PRO] Power conversion AWG/mm² conversion table Section conversion Length conversion Voltage (Amplitude) conversion [PRO] sin/cos/tan/φ conversion [PRO] Energy conversion [PRO] Temperature conversion Pressure conversion [PRO] Ah - kWh conversion [PRO] Gauss - Tesla conversion [PRO] RPM - rad/s - m/s conversion [PRO] Torque conversion [PRO] Byte conversion Angle conversion Fuses application categories UL/CSA fuse class Tripping curves Table of cables reactance [PRO] Table of resistivity and conductivity [PRO] Table of unitary voltage drop IP/IK/NEMA protection classes Appliance classes CCTV resolutions Thermocouple colour codes and data ANSI standard device numbers [PRO] Electrical symbols Electricity around the world Plug and socket types IEC 60320 connectors Wiring color codes SI Prefixes Units of measurement Pipes dimensions Ethernet wiring (RJ-45) Pinout Ethernet with PoE RJ-11,14,25,48 Pinout Scart Pinout USB Pinout HDMI Pinout VGA Pinout DVI Pinout RS-232 Pinout FireWire (IEEE1394) Pinout Molex Pinout Sata Pinout Apple Lightning Pinout Apple Dock Connector Pinout PS/2 Fiber optic color code Pinout led Pinout Raspberry PI Pinout ISO 10487 (Car audio) Pinout XLR (Audio/DMX) Pinout MIDI Pinout Thunderbolt Pinout SD Card Pinout Sim Card Formulary [PRO] App multilanguage: Arabic, Bulgarian, Catalan, Croatian, Czech, Danish, Deutsch, Dutch, English, French, Greek, Hebrew, Italian, Latvian, Lithuanian, Macedonian, Magyar, Malay, Nepali, Norwegian, Persian, Polish, Portuguese, Romanian, Russian, Serbian (Latin), Simplified Chinese, Slovenian, Spanish, Swedish, Traditional Chinese, Turkish, Ukrainian, Vietnamese. Full translators list: https://www.gallinaettore.com/android_apps/calcoli_elettrici/#languages Kindly dont use the Evaluation System for reporting bugs. Instead, please contact me directly. ****************** FAQ: https://www.gallinaettore.com/android_apps/faq-en/